<!DOCTYPE html>
<html>
<head>
  <title>Bootstrap 实例 - 基本的输入框组</title>
  <link href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet">
  <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
  <script src="http://libs.baidu.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
</head>
<body>

<div style="padding: 100px 100px 10px;">
  <form class="bs-example bs-example-form" role="form">
    <div class="row">
      <div class="col-lg-6">
        <div class="input-group">
               <span class="input-group-btn">
                  <button class="btn btn-default" type="button">
                    Go!
                  </button>
               </span>
          <input type="text" class="form-control">
        </div>
        <!-- /input-group -->
      </div>
      <!-- /.col-lg-6 --><br>

      <div class="col-lg-6">
        <div class="input-group">
          <input type="text" class="form-control">
               <span class="input-group-btn">
                  <button class="btn btn-default" type="button">
                    Go!
                  </button>
               </span>
        </div>
        <!-- /input-group -->
      </div>
      <!-- /.col-lg-6 -->
    </div>
    <!-- /.row -->
  </form>
</div>


</body>
</html>